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Sometimes a jacket is too much - that's where the Defend Fire Alpha Vest comes in. This fleece-lined vest features strategically placed Polartec Alpha in the lining,helping you regulate your core temp and keep you warm without overheating. Constructed using stretch Cordura for increased abrasion resistance and maximum mobility, plus a rear zip pocket to store essentials, this vest is a must-have for keeping you warm as the temperatures drop on the trail.